Oklahoma Air - General: What you need to know

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• Rules. DEQ's Air Quality Division is responsible for administering and enforcing Oklahoma's air pollution rules. Oklahoma's air program is shaped by its state implementation plan (SIP), which details basic strategies for implementation, maintenance, and enforcement of the National Ambient Air Quality Standards (NAAQS). As mandated by the federal Clean Air Act (CAA), each state must adopt and submit a SIP to the U.S. Environmental Protection Agency (EPA) for approval.

• Administration and enforcement. DEQ's air program is implemented and enforced by DEQ's Air Quality Division.

State Requirements

OKLAHOMA'S AIR PROGRAM

SIP

Oklahoma's SIP was officially submitted to EPA in January 1972 and is frequently amended to comply with the 1990 CAA amendments. The SIP focuses on permitting, HAPs, NSPS, and various other air-related requirements.

Attainment Status

Areas of the state that do not meet an NAAQS are designated as nonattainment for that particular criteria pollutant. A nonattainment designation significantly impacts the ...